/* OKFN Network brand fonts (from okfn.org public assets) */
@font-face {
  font-family: "HK Grotesk";
  src: url("/assets/fonts/hkgrotesk-regular.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "HK Grotesk";
  src: url("/assets/fonts/hkgrotesk-bold.otf") format("opentype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Necto Mono";
  src: url("/assets/fonts/nectomono-regular.otf") format("opentype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  /* OKFN Official palette */
  --ok-primary: #00A9E0;
  --ok-highlight: #E4FF36;
  --ok-accent: #E077FF;
  --ok-contrast: #030712;
  --ok-surface: #F9F9F9;
  --ok-surface-raised: #FFFFFF;
  --ok-mint: #ADFFED;
  --ok-muted: #6B7280;
  --ok-border: #E5E7EB;

  /* Semantic aliases */
  --color-bg: var(--ok-surface);
  --color-surface: var(--ok-surface-raised);
  --color-text: var(--ok-contrast);
  --color-muted: var(--ok-muted);
  --color-accent: var(--ok-primary);
  --color-accent-light: var(--ok-mint);
  --color-border: var(--ok-border);
  --color-archive: #9A6700;
  --color-archive-bg: #FFFBEB;
  --font-sans: "HK Grotesk", system-ui, -apple-system, sans-serif;
  --font-display: "Necto Mono", ui-monospace, monospace;
  --shadow: 0 1px 3px rgba(3, 7, 18, 0.08);
  --radius: 10px;
  --max-width: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
}

a { color: var(--color-accent); text-decoration-thickness: 1px; }
a:hover { color: #0088b8; text-decoration-thickness: 2px; }

img { max-width: 100%; height: auto; }

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

/* Header */
.site-header {
  background: var(--color-surface);
  border-bottom: 2px solid var(--ok-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.brand {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  text-transform: lowercase;
  color: var(--color-text);
  text-decoration: none;
}

.brand:hover { color: var(--color-accent); }

.ok-link {
  font-size: 0.8rem;
  color: var(--color-muted);
  text-decoration: none;
  white-space: nowrap;
}

.ok-link:hover { color: var(--color-accent); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 0.85rem;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-accent);
}

/* Hero */
.hero {
  padding: 3rem 0 2rem;
  background: linear-gradient(135deg, var(--ok-mint) 0%, var(--ok-surface) 55%);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.2;
  margin: 0 0 1rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.hero-lead {
  font-size: 1.1rem;
  color: var(--color-muted);
  max-width: 42rem;
  margin: 0 0 1.5rem;
}

.quick-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.quick-link {
  display: block;
  padding: 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--color-text);
  box-shadow: var(--shadow);
  transition: border-color 0.15s, transform 0.15s;
}

.quick-link:hover {
  border-color: var(--color-accent);
  transform: translateY(-2px);
}

.quick-link strong {
  display: block;
  margin-bottom: 0.25rem;
  font-family: var(--font-display);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-accent);
}

.quick-link span {
  font-size: 0.9rem;
  color: var(--color-muted);
}

/* Layout */
.page-grid {
  display: grid;
  grid-template-columns: 1fr 240px;
  gap: 2.5rem;
  padding: 2rem 0 3rem;
}

@media (max-width: 800px) {
  .page-grid { grid-template-columns: 1fr; }
  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    width: 100%;
  }
  .site-nav.is-open {
    display: block;
    padding-bottom: 1rem;
  }
  .site-nav ul {
    flex-direction: column;
    gap: 0.75rem;
  }
  .header-inner { flex-wrap: wrap; }
  .ok-link { display: none; }
}

.sidebar {
  position: sticky;
  top: 5rem;
  align-self: start;
}

.sidebar h2 {
  font-family: var(--font-display);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-muted);
  margin: 0 0 0.75rem;
}

.sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar li { margin-bottom: 0.4rem; }

.sidebar a {
  font-size: 0.95rem;
  color: var(--color-muted);
  text-decoration: none;
}

.sidebar a:hover { color: var(--color-accent); }

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.card h3 a {
  color: var(--color-text);
  text-decoration: none;
}

.card h3 a:hover { color: var(--color-accent); }

.card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.75rem;
}

/* Tags */
.tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 400;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tag-sweden { background: var(--ok-mint); color: #047857; }
.tag-nordics { background: #E0F2FE; color: #0369A1; }
.tag-eu { background: #FEF9C3; color: #854D0E; }
.tag-international { background: #F3E8FF; color: #6B21A8; }
.tag-archived { background: var(--color-archive-bg); color: var(--color-archive); }
.tag-active { background: var(--ok-mint); color: #047857; }

/* Sections */
.section { margin-bottom: 2.5rem; }

.section h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--ok-mint);
}

.page-content h1 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0 0 1rem;
}

/* Archive banner */
.archive-banner {
  background: var(--color-archive-bg);
  border: 1px solid #FDE68A;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.archive-banner strong { color: var(--color-archive); }

/* News */
.news-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.news-list li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}

.news-list h3 {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
}

.news-list time {
  font-size: 0.85rem;
  color: var(--color-muted);
}

/* Video */
.video-embed {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  margin: 1rem 0;
}

.video-embed iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Footer */
.site-footer {
  background: var(--ok-contrast);
  color: #D1D5DB;
  padding: 2.5rem 0;
  margin-top: 2rem;
}

.site-footer a { color: var(--ok-primary); }
.site-footer a:hover { color: var(--ok-highlight); }

.footer-brand {
  max-width: 220px;
}

.footer-brand img {
  width: 100%;
  height: auto;
}

.footer-affiliation {
  font-size: 0.9rem;
  color: #9CA3AF;
  margin: 0.5rem 0 0;
}

.footer-inner {
  display: grid;
  gap: 1.5rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
}

.footer-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  text-decoration: none;
  font-size: 0.9rem;
}

.site-footer hr {
  border: none;
  border-top: 1px solid #374151;
  margin: 0;
}

.footer-copy {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Filters */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.filter-btn {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.35rem 0.85rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  color: var(--color-muted);
}

.filter-btn.is-active,
.filter-btn:hover {
  background: var(--ok-mint);
  border-color: var(--color-accent);
  color: var(--ok-contrast);
}

.card.is-hidden { display: none; }

/* Entry page */
.entry-header { margin-bottom: 1.5rem; }

.entry-link {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
}